title: Sonographic assessment of postvoid residual urine volumes in patients with benign prostatic hyperplasia.
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D006801:Humans; D008297:Male; D008875:Middle Aged; D011470:Prostatic Hyperplasia / Q000000981:diagnostic imaging*; D014463:Ultrasonography; D001743:Urinary Bladder / Q000000981:diagnostic imaging*; D014554:Urination; D014556:Urine